New tool in. New ignore for tools, so that cvs stops yapping.

zsnes/src/.cvsignore

@@ -1,11 +1,12 @@
-config.log
+.gdbinit
 Makefile
 aclocal.m4
-config.h
-configure
 config.cache
-.gdbinit
+config.h
+config.log
 config.status
+configure
 parsegen
 zsnesd
 zsnes
+

zsnes/src/Makefile.in

@@ -115,13 +115,19 @@ ${PSR}: parsegen.cpp
 ALL:
 	rm -f version.o
 
-tools: minwhite extraext sec-test srccount nreplace
+tools: cutrtype extraext minwhite nreplace sec-test srccount
+
+cutrtype: ${TOOLSOBJ}
+	@CXX@ @CFLAGS@ -o ${TOOLSDIR}/cutrtype ${TOOLSDIR}/cutrtype.cpp ${TOOLSOBJ}
+
+extraext: ${TOOLSOBJ}
+	@CXX@ @CFLAGS@ -o ${TOOLSDIR}/extraext ${TOOLSDIR}/extraext.cpp ${TOOLSOBJ}
 
 minwhite: ${TOOLSOBJ}
 	@CXX@ @CFLAGS@ -o ${TOOLSDIR}/minwhite ${TOOLSDIR}/minwhite.cpp ${TOOLSDIR}/fileutil.o
 
-extraext: ${TOOLSOBJ}
-	@CXX@ @CFLAGS@ -o ${TOOLSDIR}/extraext ${TOOLSDIR}/extraext.cpp ${TOOLSOBJ}
+nreplace: ${TOOLSOBJ}
+	@CXX@ @CFLAGS@ -o ${TOOLSDIR}/nreplace ${TOOLSDIR}/nreplace.cpp ${TOOLSDIR}/fileutil.o
 
 sec-test: ${TOOLSOBJ}
 	@CXX@ @CFLAGS@ -o ${TOOLSDIR}/sec-test ${TOOLSDIR}/sec-test.cpp ${TOOLSOBJ}
@@ -129,9 +135,6 @@ sec-test: ${TOOLSOBJ}
 srccount: ${TOOLSOBJ}
 	@CXX@ @CFLAGS@ -o ${TOOLSDIR}/srccount ${TOOLSDIR}/srccount.cpp ${TOOLSDIR}/fileutil.o
 
-nreplace: ${TOOLSOBJ}
-	@CXX@ @CFLAGS@ -o ${TOOLSDIR}/nreplace ${TOOLSDIR}/nreplace.cpp ${TOOLSDIR}/fileutil.o
-
 cfgload.o: cfgload.c macros.mac
 cfgparse.o: cfgparse.psr
 endmem.o: endmem.asm macros.mac

zsnes/src/tools/.cvsignore

@@ -0,0 +1,6 @@
+cutrtype
+extraext
+minwhite
+nreplace
+sec-test
+srccount

zsnes/src/tools/compile.txt

@@ -6,22 +6,24 @@ g++ -Wall -O3 -o fileutil.o -c fileutil.cpp
 g++ -Wall -O3 -o strutil.o -c strutil.cpp
 
 
-Minimize Whitespace:
-g++ -Wall -O3 -o minwhite.exe minwhite.cpp fileutil.o
+Cut Redundant ASM Typecasts:
+g++ -Wall -O3 -o cutrtype.exe cutrtype.cpp fileutil.o strutil.o
 
 Extra EXTSYMs:
 g++ -Wall -O3 -o extraext.exe extraext.cpp fileutil.o strutil.o
 
+Minimize Whitespace:
+g++ -Wall -O3 -o minwhite.exe minwhite.cpp fileutil.o
+
+Nach's Replacer:
+g++ -Wall -O3 -o nreplace.exe nreplace.cpp fileutil.o
+
 Section Tester:
 g++ -Wall -O3 -o sec-test.exe sec-test.cpp fileutil.o strutil.o
 
 Source Counter:
 g++ -Wall -O3 -o srccount.exe srccount.cpp fileutil.o
 
-
-Nach's Replacer:
-g++ -Wall -O3 -o nreplace.exe nreplace.cpp fileutil.o
-
 All the tools scan every compatible file they find from the directory
 they are in. It also scans all sub directories recursively.
 

zsnes/src/tools/cutrtype.cpp

@@ -0,0 +1,158 @@
+/*
+Copyright (C) 2005 Nach, grinvader ( http://www.zsnes.com )
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later
+version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+/*
+This is part of a toolkit used to assist in ZSNES development
+
+This program removes redundant typecasting in reg<->memory transfers
+*/
+
+#include <iostream>
+#include <fstream>
+using namespace std;
+
+#include "fileutil.h"
+#include "strutil.h"
+
+#define LINE_LENGTH 2048
+
+static unsigned char getsize(const string& token, const char mode)
+{
+  unsigned char val = 0;
+
+  if (mode == 'r')
+  {
+    val = 0;
+
+    if (token == "al" || token == "ah" || token == "bl" || token == "bh" ||
+        token == "cl" || token == "ch" || token == "dl" || token == "dh" ||
+        token == "di" || token == "si" || token == "bp")
+    { val = 1; }
+    else if (token == "ax" || token == "bx" || token == "cx" || token == "dx")
+    { val = 2; }
+    else if (token == "eax" || token == "ebx" || token == "ecx" ||
+             token == "edx" || token == "edi" || token == "esi" ||
+             token == "ebp")
+    { val = 4; }
+  }
+
+  if (mode == 't')
+  {
+    val = 0xFF;
+
+    if (token == "byte")  { val = 1; }
+    if (token == "word")  { val = 2; }
+    if (token == "dword") { val = 4; }
+  }
+
+  return (val);
+}
+
+static bool isredund(string& cheese, const vector<string>& wine, const char bread)
+{
+  if (getsize(wine[bread],'t') == getsize(wine[(bread+2)%3], 'r'))
+  {
+    size_t loc = cheese.find(wine[bread]);
+    cheese.erase(loc, cheese.find(wine[bread+1])-loc-1);
+    return (true); // how are you gentlemen ?
+  }
+
+  return (false);
+}
+
+void handle_file(const char *filename, size_t orig_fsize)
+{
+  bool modify_file = false;
+  vector<string> file_buffer;
+
+  ifstream file(filename, ios::in);
+  if (file)
+  {
+    char line[LINE_LENGTH];
+
+    while (file.getline(line, LINE_LENGTH))
+    {
+      vector<string> tokens;
+      string mline(line);
+      char *p = line;
+      while (isspace(*p)) { p++; }
+
+      if (!strncasecmp(p, "mov ", strlen("mov ")))
+      {
+        p += strlen("mov ");
+        while (isspace(*p)) { p++; }
+        Tokenize(p, tokens, ";");
+        string not_commented = tokens[0];
+        tokens.clear();
+        Tokenize(not_commented, tokens, ", []");
+
+        if (tokens.size()>2)
+        {
+          modify_file |= isredund(mline, tokens, 0) ||
+                         isredund(mline, tokens, 1);
+        }
+      }
+
+      file_buffer.push_back(mline);
+    }
+
+    file.close();
+  }
+  else
+  {
+    cerr << "Could not open " << filename << "." << endl;
+  }
+
+  if (modify_file)
+  {
+    ofstream file(filename, ios::out);
+    if (file)
+    {
+      for (vector<string>::iterator i = file_buffer.begin(); i != file_buffer.end(); i++)
+      {
+        file.write(i->data(), i->length());
+        file << "\n";
+      }
+      size_t cur_fsize = file.tellp();
+      file.close();
+      cout << "Trimmed " << filename << " of " << orig_fsize-cur_fsize
+           << " bytes." << endl;
+    }
+    else
+    {
+      cerr << filename
+           << " has redundant typecasts, but a trimmed copy can't be saved."
+           << endl;
+    }
+  }
+}
+
+void cut_redund(const char *filename, struct stat& stat_buffer)
+{
+  if (is_asm_file(filename))
+  {
+    handle_file(filename, stat_buffer.st_size);
+  }
+}
+
+int main()
+{
+  parse_dir(".", cut_redund);
+  return(0);
+}